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Individual Calculations September 2021 |
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| Perrakis, Polychronis Total change: -46.20 | |   |
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| 30th International open of Kavala 2021 - B group | Kavala | GRE | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1673 | 5.00 | 9 | -2.31 | 20 | -46.20 | |
|  Theodosiou, Dimosthenis | | | 1273 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sampsonoglou, Vasilios | | | 1451 | GRE | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Poupalos, Alexandros | | | 1321 | GRE | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Klimentova, Anna | | | 1482 | RUS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Tryfon, Konstantin | | | 1535 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Mavridis, Athanasios | | | 1464 | GRE | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Petridis, Dimitrios Panagiotis | | | 1354 | GRE | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ntelis, Polizois | | | 1505 | GRE | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Cani, Dejvi | | | 1273 * | ALB | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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